mirror of
https://github.com/ZDoom/qzdoom-gpl.git
synced 2024-11-16 01:02:03 +00:00
459 lines
10 KiB
C
459 lines
10 KiB
C
/* ccdv.c */
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/wait.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#define SETCOLOR_SUCCESS (gANSIEscapes ? "\033\1331;32m" : "")
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#define SETCOLOR_FAILURE (gANSIEscapes ? "\033\1331;31m" : "")
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#define SETCOLOR_WARNING (gANSIEscapes ? "\033\1331;33m" : "")
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#define SETCOLOR_COMMAND (gANSIEscapes ? "\033\1331;35m" : "")
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#define SETCOLOR_ERROROUTPUT (gANSIEscapes ? "\033\1331;31m" : "")
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#define SETCOLOR_WARNINGOUTPUT (gANSIEscapes ? "\033\1331;39m" : "")
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#define SETCOLOR_NORMAL (gANSIEscapes ? "\033\1330;39m" : "")
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#define TEXT_BLOCK_SIZE 8192
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#define INDENT 2
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size_t gNBufUsed = 0, gNBufAllocated = 0;
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char *gBuf = NULL;
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int gCCPID;
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char gAction[64] = "";
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char gTarget[64] = "";
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char gAr[32] = "";
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char gArLibraryTarget[64] = "";
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int gDumpCmdArgs = 0;
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char gArgsStr[32768];
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int gColumns = 80;
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int gANSIEscapes = 0;
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int gExitStatus = 95;
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static void DumpFormattedOutput(void)
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{
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char *cp;
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char spaces[8 + 1] = " ";
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char *saved;
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int curcol;
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int i;
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curcol = 0;
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saved = NULL;
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if(gDumpCmdArgs)
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{
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printf("%s%s%s", SETCOLOR_COMMAND, gArgsStr, SETCOLOR_NORMAL);
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for(i = 0; i < gColumns; ++i)
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{
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putchar('=');
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}
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}
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printf("%s%s%s", gDumpCmdArgs ? SETCOLOR_ERROROUTPUT : SETCOLOR_WARNINGOUTPUT,
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gBuf + strlen(gArgsStr), SETCOLOR_NORMAL);
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free(gBuf);
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} /* DumpFormattedOutput */
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/* Difftime(), only for timeval structures. */
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static void TimeValSubtract(struct timeval *tdiff, struct timeval *t1,
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struct timeval *t0)
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{
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tdiff->tv_sec = t1->tv_sec - t0->tv_sec;
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tdiff->tv_usec = t1->tv_usec - t0->tv_usec;
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if(tdiff->tv_usec < 0)
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{
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tdiff->tv_sec--;
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tdiff->tv_usec += 1000000;
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}
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} /* TimeValSubtract */
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static void Wait(void)
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{
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int pid2, status;
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do
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{
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status = 0;
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pid2 = (int) waitpid(gCCPID, &status, 0);
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}
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while(((pid2 >= 0) && (!WIFEXITED(status)))
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|| ((pid2 < 0) && (errno == EINTR)));
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if(WIFEXITED(status))
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gExitStatus = WEXITSTATUS(status);
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} /* Wait */
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static int SlurpProgress(int fd)
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{
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char s1[71];
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char *newbuf;
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int nready;
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size_t ntoread;
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ssize_t nread;
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struct timeval now, tnext, tleft;
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fd_set ss;
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fd_set ss2;
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const char *trail = "/-\\|", *trailcp;
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trailcp = trail;
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snprintf(s1, sizeof(s1), "%s%s%s... ", gAction, gTarget[0] ? " " : "",
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gTarget);
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printf("\r%-70s%-9s", s1, "");
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fflush(stdout);
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gettimeofday(&now, NULL);
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tnext = now;
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tnext.tv_sec++;
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tleft.tv_sec = 1;
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tleft.tv_usec = 0;
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FD_ZERO(&ss2);
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FD_SET(fd, &ss2);
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for(;;)
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{
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if(gNBufUsed == (gNBufAllocated - 1))
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{
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if((newbuf =
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(char *) realloc(gBuf,
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gNBufAllocated + TEXT_BLOCK_SIZE)) == NULL)
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{
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perror("ccdv: realloc");
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return (-1);
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}
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gNBufAllocated += TEXT_BLOCK_SIZE;
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gBuf = newbuf;
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}
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for(;;)
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{
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ss = ss2;
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nready = select(fd + 1, &ss, NULL, NULL, &tleft);
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if(nready == 1)
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break;
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if(nready < 0)
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{
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if(errno != EINTR)
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{
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perror("ccdv: select");
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return (-1);
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}
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continue;
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}
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gettimeofday(&now, NULL);
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if((now.tv_sec > tnext.tv_sec)
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|| ((now.tv_sec == tnext.tv_sec)
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&& (now.tv_usec >= tnext.tv_usec)))
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{
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tnext = now;
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tnext.tv_sec++;
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tleft.tv_sec = 1;
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tleft.tv_usec = 0;
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printf("\r%-71s%c%-7s", s1, *trailcp, "");
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fflush(stdout);
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if(*++trailcp == '\0')
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trailcp = trail;
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}
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else
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{
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TimeValSubtract(&tleft, &tnext, &now);
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}
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}
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ntoread = (gNBufAllocated - gNBufUsed - 1);
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nread = read(fd, gBuf + gNBufUsed, ntoread);
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if(nread < 0)
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{
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if(errno == EINTR)
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continue;
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perror("ccdv: read");
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return (-1);
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}
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else if(nread == 0)
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{
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break;
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}
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gNBufUsed += nread;
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gBuf[gNBufUsed] = '\0';
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}
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snprintf(s1, sizeof(s1), "%s%s%s: ", gAction, gTarget[0] ? " " : "",
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gTarget);
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Wait();
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if(gExitStatus == 0)
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{
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printf("\r%-70s", s1);
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printf("[%s%s%s]",
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((gNBufUsed - strlen(gArgsStr)) <
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4) ? SETCOLOR_SUCCESS : SETCOLOR_WARNING, "OK",
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SETCOLOR_NORMAL);
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printf("%-5s\n", " ");
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}
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else
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{
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printf("\r%-70s", s1);
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printf("[%s%s%s]", SETCOLOR_FAILURE, "ERROR", SETCOLOR_NORMAL);
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printf("%-2s\n", " ");
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gDumpCmdArgs = 1; /* print cmd when there are errors */
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}
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fflush(stdout);
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return (0);
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} /* SlurpProgress */
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static int SlurpAll(int fd)
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{
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char *newbuf;
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size_t ntoread;
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ssize_t nread;
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printf("%s%s%s.\n", gAction, gTarget[0] ? " " : "", gTarget);
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fflush(stdout);
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for(;;)
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{
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if(gNBufUsed == (gNBufAllocated - 1))
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{
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if((newbuf =
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(char *) realloc(gBuf,
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gNBufAllocated + TEXT_BLOCK_SIZE)) == NULL)
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{
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perror("ccdv: realloc");
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return (-1);
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}
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gNBufAllocated += TEXT_BLOCK_SIZE;
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gBuf = newbuf;
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}
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ntoread = (gNBufAllocated - gNBufUsed - 1);
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nread = read(fd, gBuf + gNBufUsed, ntoread);
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if(nread < 0)
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{
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if(errno == EINTR)
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continue;
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perror("ccdv: read");
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return (-1);
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}
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else if(nread == 0)
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{
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break;
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}
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gNBufUsed += nread;
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gBuf[gNBufUsed] = '\0';
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}
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Wait();
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gDumpCmdArgs = (gExitStatus != 0); /* print cmd when there are errors */
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return (0);
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} /* SlurpAll */
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static const char *Basename(const char *path)
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{
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const char *cp;
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cp = strrchr(path, '/');
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if(cp == NULL)
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return (path);
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return (cp + 1);
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} /* Basename */
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static const char *Extension(const char *path)
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{
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const char *cp = path;
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cp = strrchr(path, '.');
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if(cp == NULL)
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return ("");
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return (cp);
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} /* Extension */
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static void Usage(void)
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{
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char *sUsage = "\
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Usage: ccdv /path/to/cc CFLAGS...\n\
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\n\
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I wrote this to reduce the deluge Make output to make finding actual problems\n\
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easier. It is intended to be invoked from Makefiles, like this. Instead of:\n\
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\n\
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.c.o:\n\
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$(CC) $(CFLAGS) $(DEFS) $(CPPFLAGS) $< -c\n\
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\n\
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Rewrite your rule so it looks like:\n\
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\n\
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.c.o:\n\
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@ccdv $(CC) $(CFLAGS) $(DEFS) $(CPPFLAGS) $< -c\n\
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.cpp.o:\n\
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@ccdv $(CXX) $(CFLAGS) $(DEFS) $(CPPFLAGS) $< -c\n\
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\n\
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ccdv 1.1.0 is Free under the GNU Public License. Enjoy!\n\
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-- Mike Gleason, NcFTP Software <http://www.ncftp.com>\n\
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-- John F Meinel Jr, <http://ccdv.sourceforge.net>\n\
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";
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fprintf(stderr, sUsage);
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exit(96);
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} /* Usage */
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int main(int argc, char **argv)
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{
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int pipe1[2];
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int devnull;
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char emerg[256];
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int fd;
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int nread;
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int i;
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int cc = 0;
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int yy = 0;
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int gcc = 0;
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int lemon = 0;
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const char *quote;
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if(argc < 2)
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Usage();
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snprintf(gAction, sizeof(gAction), "Running %s", Basename(argv[1]));
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memset(gArgsStr, 0, sizeof(gArgsStr));
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if(strcmp(gAction+8, "cc") == 0 ||
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strcmp(gAction+8, "ld") == 0 ||
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strcmp(gAction+8, "gcc") == 0 ||
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strcmp(gAction+8, "g++") == 0 ||
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strcmp(gAction+8, "c++") == 0)
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{
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gcc = 1;
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}
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else if(strcmp(gAction+8, "lemon") == 0)
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{
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lemon = 1;
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}
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for(i = 1; i < argc; i++)
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{
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quote = (strchr(argv[i], ' ') != NULL) ? "\"" : "";
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snprintf(gArgsStr + strlen(gArgsStr),
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sizeof(gArgsStr) - strlen(gArgsStr), "%s%s%s%s%s",
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(i == 1) ? "" : " ", quote, argv[i], quote,
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(i == (argc - 1)) ? "\n" : "");
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if(gcc && (strcmp(argv[i], "-o") == 0) && ((i + 1) < argc))
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{
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if(strcasecmp(Extension(argv[i + 1]), ".o") != 0)
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{
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strcpy(gAction, "Linking");
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snprintf(gTarget, sizeof(gTarget), "%s",
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Basename(argv[i + 1]));
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}
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}
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else if(strchr("-+/", (int) argv[i][0]) != NULL)
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{
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continue;
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}
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else if(strncasecmp(Extension(argv[i]), ".c", 2) == 0)
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{
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cc++;
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snprintf(gTarget, sizeof(gTarget), "%s", Basename(argv[i]));
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}
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else if(strncasecmp(Extension(argv[i]), ".y", 2) == 0)
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{
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if(lemon)
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{
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strcpy(gAction, "Generating");
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snprintf(gTarget, sizeof(gTarget), "%s", Basename(argv[i]));
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}
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yy++;
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}
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else if(strncasecmp(Extension(argv[i]), ".nas", 3) == 0 ||
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strncasecmp(Extension(argv[i]), ".asm", 3) == 0 ||
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strcasecmp(Extension(argv[i]), ".s") == 0)
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{
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strcpy(gAction, "Assembling");
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snprintf(gTarget, sizeof(gTarget), "%s", Basename(argv[i]));
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}
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else if((i == 1) && (strcmp(Basename(argv[i]), "ar") == 0))
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{
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snprintf(gAr, sizeof(gAr), "%s", Basename(argv[i]));
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}
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else if((gArLibraryTarget[0] == '\0')
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&& (strcasecmp(Extension(argv[i]), ".a") == 0))
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{
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snprintf(gArLibraryTarget, sizeof(gArLibraryTarget), "%s",
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Basename(argv[i]));
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}
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}
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if((gAr[0] != '\0') && (gArLibraryTarget[0] != '\0'))
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{
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strcpy(gAction, "Creating library");
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snprintf(gTarget, sizeof(gTarget), "%s", gArLibraryTarget);
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}
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else if(cc > 0)
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{
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strcpy(gAction, yy == 0 ? "Compiling" : "Generating");
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}
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if(pipe(pipe1) < 0)
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{
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perror("ccdv: pipe");
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exit(97);
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}
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(void) close(0);
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devnull = open("/dev/null", O_RDWR, 00666);
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if((devnull != 0) && (dup2(devnull, 0) == 0))
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close(devnull);
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gCCPID = (int) fork();
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if(gCCPID < 0)
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{
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(void) close(pipe1[0]);
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(void) close(pipe1[1]);
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perror("ccdv: fork");
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exit(98);
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}
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else if(gCCPID == 0)
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{
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/* Child */
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(void) close(pipe1[0]); /* close read end */
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if(pipe1[1] != 1)
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{ /* use write end on stdout */
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(void) dup2(pipe1[1], 1);
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(void) close(pipe1[1]);
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}
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(void) dup2(1, 2); /* use write end on stderr */
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execvp(argv[1], argv + 1);
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perror(argv[1]);
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exit(99);
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}
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/* parent */
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(void) close(pipe1[1]); /* close write end */
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fd = pipe1[0]; /* use read end */
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gColumns = (getenv("COLUMNS") != NULL) ? atoi(getenv("COLUMNS")) : 80;
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gANSIEscapes = (getenv("TERM") != NULL)
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&&
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(strstr
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("vt100:vt102:vt220:vt320:xterm:ansi:linux:scoterm:scoansi:dtterm:cons25:cygwin",
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getenv("TERM")) != NULL);
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gBuf = (char *) malloc(TEXT_BLOCK_SIZE);
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if(gBuf == NULL)
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goto panic;
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gNBufUsed = 0;
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gNBufAllocated = TEXT_BLOCK_SIZE;
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if(strlen(gArgsStr) < (gNBufAllocated - 1))
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{
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strcpy(gBuf, gArgsStr);
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gNBufUsed = strlen(gArgsStr);
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}
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if(isatty(1))
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{
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if(SlurpProgress(fd) < 0)
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goto panic;
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}
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else
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{
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if(SlurpAll(fd) < 0)
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goto panic;
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}
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DumpFormattedOutput();
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exit(gExitStatus);
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panic:
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gDumpCmdArgs = 1; /* print cmd when there are errors */
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DumpFormattedOutput();
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while((nread = read(fd, emerg, (size_t) sizeof(emerg))) > 0)
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(void) write(2, emerg, (size_t) nread);
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Wait();
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exit(gExitStatus);
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} /* main */
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/* eof ccdv.c */
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