diff options
| author | jmallett <jmallett@FreeBSD.org> | 2002-04-17 17:26:32 +0000 |
|---|---|---|
| committer | jmallett <jmallett@FreeBSD.org> | 2002-04-17 17:26:32 +0000 |
| commit | 116615d3b6f71cba30abbab2209f6de4932ce179 (patch) | |
| tree | f15399016c5f676e5ad2cd82d618f2460c8d601e /usr.bin/m4/eval.c | |
| parent | 217b7e94cc85bc1c09a4dfebfe0d9656ebc8c6f1 (diff) | |
| download | FreeBSD-src-116615d3b6f71cba30abbab2209f6de4932ce179.zip FreeBSD-src-116615d3b6f71cba30abbab2209f6de4932ce179.tar.gz | |
This adds support for -s to the m4(1) utility, which causes #line directives
to be emitted as per the C preprocessor. It updates the manual page in
regards to standards accordingly.
PR: standards/36075
Submitted by: tjr
Reviewed by: mike
MFC after: 1 week
Diffstat (limited to 'usr.bin/m4/eval.c')
| -rw-r--r-- | usr.bin/m4/eval.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/usr.bin/m4/eval.c b/usr.bin/m4/eval.c index ced63cd..81eeb18 100644 --- a/usr.bin/m4/eval.c +++ b/usr.bin/m4/eval.c @@ -584,7 +584,11 @@ char *ifile; errx(1, "too many include files"); if ((infile[ilevel + 1] = fopen(ifile, "r")) != NULL) { ilevel++; + if ((inname[ilevel] = strdup(ifile)) == NULL) + err(1, NULL); + inlineno[ilevel] = 1; bbase[ilevel] = bufbase = bp; + emitline(); return (1); } else @@ -604,9 +608,11 @@ char *pfile; register int c; if ((pf = fopen(pfile, "r")) != NULL) { + fprintf(active, "#line 1 \"%s\"\n", pfile); while ((c = getc(pf)) != EOF) putc(c, active); (void) fclose(pf); + emitline(); return (1); } else |
