From a5a928bfc1dd049780a45e072cb4ee42de7219bf Mon Sep 17 00:00:00 2001 From: Hiltjo Posthuma Date: Tue, 20 Mar 2018 21:22:27 +0100 Subject: don't modify argv, use a counter on some platforms (OpenBSD) this changes the exposed argv in tools using the kvm_* interface, such as ps and pgrep. --- arg.h | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/arg.h b/arg.h index ba3fb3f..a22e019 100644 --- a/arg.h +++ b/arg.h @@ -21,28 +21,30 @@ extern char *argv0; argc--;\ break;\ }\ - for (brk_ = 0, argv[0]++, argv_ = argv;\ - argv[0][0] && !brk_;\ - argv[0]++) {\ + int i_;\ + for (i_ = 1, brk_ = 0, argv_ = argv;\ + argv[0][i_] && !brk_;\ + i_++) {\ if (argv_ != argv)\ break;\ - argc_ = argv[0][0];\ + argc_ = argv[0][i_];\ switch (argc_) + #define ARGEND }\ } #define ARGC() argc_ -#define EARGF(x) ((argv[0][1] == '\0' && argv[1] == NULL)?\ +#define EARGF(x) ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\ ((x), abort(), (char *)0) :\ - (brk_ = 1, (argv[0][1] != '\0')?\ - (&argv[0][1]) :\ + (brk_ = 1, (argv[0][i_+1] != '\0')?\ + (&argv[0][i_+1]) :\ (argc--, argv++, argv[0]))) -#define ARGF() ((argv[0][1] == '\0' && argv[1] == NULL)?\ +#define ARGF() ((argv[0][i_+1] == '\0' && argv[1] == NULL)?\ (char *)0 :\ - (brk_ = 1, (argv[0][1] != '\0')?\ - (&argv[0][1]) :\ + (brk_ = 1, (argv[0][i_+1] != '\0')?\ + (&argv[0][i_+1]) :\ (argc--, argv++, argv[0]))) #endif -- cgit v1.2.3-70-g09d2